Lamp circuit with breathing effect
A technology with breathing and circuit, applied in the field of LOGO light circuit, can solve the problems of limited maximum driving current capacity and occupy a lot of occupancy, and achieve the effect of facilitating circuit routing and control, saving pin resources, and preventing damage.
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[0065] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the invention, not to limit the invention.
[0066] figure 1 A schematic block diagram of Embodiment 1 of a LOGO lamp circuit is disclosed. The LOGO light circuit with breathing effect includes a linear voltage regulator circuit module 23, a LIN transceiver circuit module 24, an internal ambient temperature detection circuit module 25, a power supply voltage detection circuit module 26, a single-chip microcomputer detection control circuit module 27, and an LED drive circuit module 29 , also includes a power supply end EMC protection circuit module 21 , a power supply reverse connection prevention circuit module 22 , a pull-up resistor module 28 and an LED ...
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